#include "nes_mapper.h"


uint8_t map245_regs[1];
// Mapper 245
// coded by r1
void MAP245_Reset()
{
    // set CPU bank pointers
    // set_CPU_banks(0,1,num_8k_ROM_banks-2,num_8k_ROM_banks-1);

    map245_regs[0] = 0;
}

void MAP245_MemoryWrite(uint16 addr, uint8 data)
{
    switch (addr)
    {
        case 0x8000:
        {
            map245_regs[0] = data;
        }
        break;

        case 0x8001:
        {
            switch (map245_regs[0] & 7)
            {
                case 0:
                case 1:
                case 2:
                case 3:
                case 4:
                case 5:
                    break;

                case 6:
                {
                    set_CPU_bank4(data);
                }
                break;

                case 7:
                {
                    set_CPU_bank5(data);
                }
                break;
            }
        }
        break;

        case 0xA000:
        {
        }
        break;

        case 0xA001:
        {
            // write 0x80 to enable save ram ?
        }
        break;

        case 0xE000:
        {
        }
        break;
    }
}
void MAP245_Init()
{
    NES_Mapper->Reset = MAP245_Reset;
    NES_Mapper->Write = MAP245_MemoryWrite;
}


